Average Co-Inventor Count = 4.00
ph-index = 5
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Sony Corporation (8 from 58,129 patents)
8 patents:
1. RE39959 - Communication terminal apparatus and control method thereof
2. 6223058 - Communication terminal apparatus and control method thereof
3. 6198948 - Communication terminal apparatus and control method thereof
4. 6138039 - Communication terminal apparatus and control method thereof
5. 6131048 - Communication terminal apparatus and control method thereof
6. 5999827 - Communication terminal apparatus and control method thereof
7. 5987336 - Communication terminal apparatus and control method thereof
8. 5835569 - Communication terminal equipment for receiving and sending message